• This monster has a crest on its helmet resembling a Roman soldier. The Romans built great war machines that were powered by gears.
  • This monster is based on a golem, an animated guardian made from earthen materials.
  • In the anime, this card is so extremely rare that by the time Yu-Gi-Oh! 5D's is set in, the card hadn't been seen in living memory until it appeared in the episode "Lessons Learned".
    • Its rarity is such that it is often referred as a "legendary card", which is also attributed to being considered overall as a very powerful card.
  • Some prints of this card in the Spanish TCG show its name as "Golem de Mecanismo Antiguo", while some show it as "Gólem de Mecanismo Antiguo".
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